Sofa



FIG. 1 is a perspective view of a sofa showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view, the left side being a mirror image thereof;

FIG. 4 is a rear elevational view;

FIG. 5 is a top plan view; and,

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a second embodiment showing my new design in the form of a chair;

FIG. 8 is a front elevational view;

FIG. 9 is a rear elevational view;

FIG. 10 is a top plan view; and,

FIG. 11 is a bottom plan view thereof.

The side elevational views of the second embodiment are the same as that shown in FIG. 3. 

The ornamental design for a sofa, as shown and described. 